diff options
Diffstat (limited to 'src/emu')
| -rw-r--r-- | src/emu/x64run.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/emu/x64run.c b/src/emu/x64run.c index 7209aa28..b9b6ddf7 100644 --- a/src/emu/x64run.c +++ b/src/emu/x64run.c @@ -1744,9 +1744,13 @@ x64emurun: imul8(emu, EB->byte[0]); break; case 6: /* DIV Eb */ + if(!EB->byte[0]) + emit_div0(emu, (void*)R_RIP, 0); div8(emu, EB->byte[0]); break; case 7: /* IDIV Eb */ + if(!EB->byte[0]) + emit_div0(emu, (void*)R_RIP, 0); idiv8(emu, EB->byte[0]); break; } @@ -1775,9 +1779,13 @@ x64emurun: imul64_rax(emu, ED->q[0]); break; case 6: /* DIV Ed */ + if(!ED->q[0]) + emit_div0(emu, (void*)R_RIP, 0); div64(emu, ED->q[0]); break; case 7: /* IDIV Ed */ + if(!ED->q[0]) + emit_div0(emu, (void*)R_RIP, 0); idiv64(emu, ED->q[0]); break; } @@ -1811,11 +1819,15 @@ x64emurun: emu->regs[_DX].dword[1] = 0; break; case 6: /* DIV Ed */ + if(!ED->dword[0]) + emit_div0(emu, (void*)R_RIP, 0); div32(emu, ED->dword[0]); //emu->regs[_AX].dword[1] = 0; // already put high regs to 0 //emu->regs[_DX].dword[1] = 0; break; case 7: /* IDIV Ed */ + if(!ED->dword[0]) + emit_div0(emu, (void*)R_RIP, 0); idiv32(emu, ED->dword[0]); //emu->regs[_AX].dword[1] = 0; //emu->regs[_DX].dword[1] = 0; |